Changelog
What's changed
A running log of notable updates to this study site. Jump to a date, filter by type, or expand only what you need.
Jun 3, 2026
TodayLatest10
Jun 3, 2026
TodayLatest- featGlossary page (/glossary): new standalone page — search + 14 category filters, 2-col responsive grid
- featAbout page: Glossary card added to link grid (Portfolio / GitHub / Changelog / Glossary)
- featGlossary: synced TS ↔ D1 — added 51 new terms from SQL (DR strategies, IAM policies, Lambda, Fargate, load balancers, S3 features, DynamoDB DAX/TTL) + generated glossary-batch3.sql (64 rows) for D1 update
- fixReserved Instances definition corrected: Standard RIs up to 72% off, Convertible RIs up to 66% — verified via AWS docs MCP
- featglossaryCategories: added IAM & Policies, Load Balancers, S3 Features categories; expanded Compute, Networking, Architecture with new terms
- feat404 page (/not-found.tsx): gradient 404, ambient glow blobs, quick-nav cards to all sections
- featCustom scrollbar: slim 6px global scrollbar replacing browser default — applied via globals.css
- fixGlossaryTerm tooltip: switched to position:fixed to escape overflow:hidden table containers; atomic TooltipState prevents position race
- fixVisual page ArchNode: removed left-side accent bar that the user flagged
- featScenarios page: added new architecture patterns — expanded beyond S3+CloudFront to cover additional AWS solution flows; refined scenario details and metadata layout for better clarity
Jun 3, 2026
Today9
Jun 3, 2026
Today- featwzs4–wzs9 (API GW, Lambda, App Integration, Database, ML, Analytics): 35 questions seeded to remote D1 — all answers verified via AWS docs MCP
- featScreenshots for wzs4 (5), wzs5 (4), wzs6 (7), wzs7 (10), wzs8 (4), wzs9 (5) added to public/questions/
- featPractice page: new "By Set" filter — All / Practice Tests / Section Tests / Final Test
- featAPI route: new ?set= filter param (pt / section / final) with SQLite LIKE conditions
- featGlossary: 35+ new terms — VPC Link, API throttling, API caching, Lambda authorizer, Usage Plan, SQS Long Polling, Visibility Timeout, SQS FIFO, Dead Letter Queue, SNS fan-out, Step Functions, RDS Multi-AZ, Aurora Serverless, DynamoDB PITR, DynamoDB Auto Scaling, AWS DMS, CloudFormation DeletionPolicy, Secrets Manager, Aurora Replicas, Comprehend, Lex, Textract, Kendra, Rekognition, Polly, MSK, OpenSearch, Data Exchange, Kinesis Data Streams, Glue
- featawsServices notes: SQS Long Polling + Visibility Timeout + FIFO + SNS→SQS→Lambda tips; MSK no-SSH + ESM + Serverless tips; new Kendra, Data Exchange cards; AI/ML card updated with Comprehend/Textract/Lex differentiators
- featScenarios page (/scenarios): architecture pattern study page — flow diagram, anatomy breakdown, exam traps, tips, official docs links
- featFirst scenario: S3 + CloudFront static website hosting — OAC vs OAI, ACM us-east-1 requirement, signed URLs/cookies, geo restriction, caching, Lambda@Edge vs CF Functions — verified via AWS docs MCP
- featdata/scenarios.ts: extensible scenario data schema (flow nodes, anatomy, nuances, tips, sources)
Jun 2, 2026
Yesterdaywzs3 (EFS Section Test): 5 questions seeded to remote D1 — answers verified via AWS docs MCP · wzs2 (Storage Section Test): 5 questions seeded to remote D1 — answers verified via AWS docs MCP · wzs1 (VPC Section Test): 10 questions seeded to remote D1 — answers verified via AWS docs MCP · PT6 (wz6): 65 Whizlabs Practice Test 6 questions seeded to remote D1 — answers verified via AWS docs MCP · Screenshots for wz6 (65), wzs1 (10), wzs2 (5), wzs3 (5) added to public/questions/ · Glossary: 14 new terms — delete marker, noncurrent versions, secondary VPC CIDR, SNI, OAC, OAI, edge-to-edge routing, transitive peering, instance store, EBS-backed, Elastic Volumes, EBS snapshot, AWS Backup, EFS performance/throughput modes, EFS mount helper · awsServices notes: CloudFront OAC + Lambda@Edge, ALB SNI, API Gateway, AppFlow, SageMaker, VPC Peering edge-to-edge, EBS storage types, EFS performance/throughput modes + encryption in transit + cross-VPC tips, AWS Backup · Official AWS docs reference URLs added to all wzs1, wzs2, wzs3 questions
8
Jun 2, 2026
Yesterdaywzs3 (EFS Section Test): 5 questions seeded to remote D1 — answers verified via AWS docs MCP · wzs2 (Storage Section Test): 5 questions seeded to remote D1 — answers verified via AWS docs MCP · wzs1 (VPC Section Test): 10 questions seeded to remote D1 — answers verified via AWS docs MCP · PT6 (wz6): 65 Whizlabs Practice Test 6 questions seeded to remote D1 — answers verified via AWS docs MCP · Screenshots for wz6 (65), wzs1 (10), wzs2 (5), wzs3 (5) added to public/questions/ · Glossary: 14 new terms — delete marker, noncurrent versions, secondary VPC CIDR, SNI, OAC, OAI, edge-to-edge routing, transitive peering, instance store, EBS-backed, Elastic Volumes, EBS snapshot, AWS Backup, EFS performance/throughput modes, EFS mount helper · awsServices notes: CloudFront OAC + Lambda@Edge, ALB SNI, API Gateway, AppFlow, SageMaker, VPC Peering edge-to-edge, EBS storage types, EFS performance/throughput modes + encryption in transit + cross-VPC tips, AWS Backup · Official AWS docs reference URLs added to all wzs1, wzs2, wzs3 questions
- featwzs3 (EFS Section Test): 5 questions seeded to remote D1 — answers verified via AWS docs MCP
- featwzs2 (Storage Section Test): 5 questions seeded to remote D1 — answers verified via AWS docs MCP
- featwzs1 (VPC Section Test): 10 questions seeded to remote D1 — answers verified via AWS docs MCP
- featPT6 (wz6): 65 Whizlabs Practice Test 6 questions seeded to remote D1 — answers verified via AWS docs MCP
- featScreenshots for wz6 (65), wzs1 (10), wzs2 (5), wzs3 (5) added to public/questions/
- featGlossary: 14 new terms — delete marker, noncurrent versions, secondary VPC CIDR, SNI, OAC, OAI, edge-to-edge routing, transitive peering, instance store, EBS-backed, Elastic Volumes, EBS snapshot, AWS Backup, EFS performance/throughput modes, EFS mount helper
- featawsServices notes: CloudFront OAC + Lambda@Edge, ALB SNI, API Gateway, AppFlow, SageMaker, VPC Peering edge-to-edge, EBS storage types, EFS performance/throughput modes + encryption in transit + cross-VPC tips, AWS Backup
- fixOfficial AWS docs reference URLs added to all wzs1, wzs2, wzs3 questions
May 28, 2026
6 days agoPT4 (wz4): 65 Whizlabs Practice Test 4 questions seeded to remote D1 · PT5 (wz5): 65 Whizlabs Practice Test 5 questions seeded to remote D1 — answers verified via AWS docs MCP · Screenshots for wz4 and wz5 (130 images) added to public/questions/ · Glossary: 15 new terms — awsvpc, ENI, EBK, PBK, ABAC, NotPrincipal, CORS, Anycast, PoP, DRA, Standby state, cooldown period, InService, bridge, host · awsServices notes: CloudHSM backup (EBK/PBK), FSx Lustre DRA + S3 integration, QuickSight ML forecasting, Client VPN, Step Functions Distributed Map, X-Ray Insights, Glue Crawler, Polly StartSpeechSynthesisTask, Global Accelerator static IPs
5
May 28, 2026
6 days agoPT4 (wz4): 65 Whizlabs Practice Test 4 questions seeded to remote D1 · PT5 (wz5): 65 Whizlabs Practice Test 5 questions seeded to remote D1 — answers verified via AWS docs MCP · Screenshots for wz4 and wz5 (130 images) added to public/questions/ · Glossary: 15 new terms — awsvpc, ENI, EBK, PBK, ABAC, NotPrincipal, CORS, Anycast, PoP, DRA, Standby state, cooldown period, InService, bridge, host · awsServices notes: CloudHSM backup (EBK/PBK), FSx Lustre DRA + S3 integration, QuickSight ML forecasting, Client VPN, Step Functions Distributed Map, X-Ray Insights, Glue Crawler, Polly StartSpeechSynthesisTask, Global Accelerator static IPs
- featPT4 (wz4): 65 Whizlabs Practice Test 4 questions seeded to remote D1
- featPT5 (wz5): 65 Whizlabs Practice Test 5 questions seeded to remote D1 — answers verified via AWS docs MCP
- featScreenshots for wz4 and wz5 (130 images) added to public/questions/
- featGlossary: 15 new terms — awsvpc, ENI, EBK, PBK, ABAC, NotPrincipal, CORS, Anycast, PoP, DRA, Standby state, cooldown period, InService, bridge, host
- featawsServices notes: CloudHSM backup (EBK/PBK), FSx Lustre DRA + S3 integration, QuickSight ML forecasting, Client VPN, Step Functions Distributed Map, X-Ray Insights, Glue Crawler, Polly StartSpeechSynthesisTask, Global Accelerator static IPs
May 27, 2026
1 wk agoChangelog page at /changelog — type filters, collapsible releases, relative dates · Timeline sidebar with scroll spy, progress rail, and jump-to-date · Desktop layout: scrollable changelog panel beside pinned timeline · Changelog link on About page and footer · changelog:draft script — draft new entries from git log · Changelog data and types moved to data/changelog.ts · Changelog entries use native details/summary for accessibility
7
May 27, 2026
1 wk agoChangelog page at /changelog — type filters, collapsible releases, relative dates · Timeline sidebar with scroll spy, progress rail, and jump-to-date · Desktop layout: scrollable changelog panel beside pinned timeline · Changelog link on About page and footer · changelog:draft script — draft new entries from git log · Changelog data and types moved to data/changelog.ts · Changelog entries use native details/summary for accessibility
- featChangelog page at /changelog — type filters, collapsible releases, relative dates
- featTimeline sidebar with scroll spy, progress rail, and jump-to-date
- featDesktop layout: scrollable changelog panel beside pinned timeline
- featChangelog link on About page and footer
- featchangelog:draft script — draft new entries from git log
- refactorChangelog data and types moved to data/changelog.ts
- refactorChangelog entries use native details/summary for accessibility
May 26, 2026
1 wk agoQuiz scraping script for Whizlabs questions · Extended .gitignore for generated files and workspace config
2
May 26, 2026
1 wk agoQuiz scraping script for Whizlabs questions · Extended .gitignore for generated files and workspace config
- featQuiz scraping script for Whizlabs questions
- choreExtended .gitignore for generated files and workspace config
May 25, 2026
1 wk agoScreenshot support for practice questions · AWS reference URL verification script · Seed script for screenshot metadata
3
May 25, 2026
1 wk agoScreenshot support for practice questions · AWS reference URL verification script · Seed script for screenshot metadata
- featScreenshot support for practice questions
- featAWS reference URL verification script
- featSeed script for screenshot metadata
May 21, 2026
1 wk agoQuestion filtering by source in API and practice page · Reset quiz state after fetching new questions · Glossary batch 2 — disaster recovery, compute, IAM terms · MCP server config for AWS documentation · Service tips and keywords added to awsServices · FilterSource: renamed 'custom' → 'others' for clarity
6
May 21, 2026
1 wk agoQuestion filtering by source in API and practice page · Reset quiz state after fetching new questions · Glossary batch 2 — disaster recovery, compute, IAM terms · MCP server config for AWS documentation · Service tips and keywords added to awsServices · FilterSource: renamed 'custom' → 'others' for clarity
- featQuestion filtering by source in API and practice page
- fixReset quiz state after fetching new questions
- featGlossary batch 2 — disaster recovery, compute, IAM terms
- choreMCP server config for AWS documentation
- featService tips and keywords added to awsServices
- refactorFilterSource: renamed 'custom' → 'others' for clarity
May 20, 2026
2 wk agoGlossary schema and initial seed data · Dependabot cooldown period (3 days) for update management · CI: added bun audit step for dependency security checks · Upgraded GitHub Actions to checkout@v5 · More AWS service tips and descriptions
5
May 20, 2026
2 wk agoGlossary schema and initial seed data · Dependabot cooldown period (3 days) for update management · CI: added bun audit step for dependency security checks · Upgraded GitHub Actions to checkout@v5 · More AWS service tips and descriptions
- featGlossary schema and initial seed data
- choreDependabot cooldown period (3 days) for update management
- choreCI: added bun audit step for dependency security checks
- choreUpgraded GitHub Actions to checkout@v5
- featMore AWS service tips and descriptions
May 19, 2026
2 wk agoAbout page with GitHub and portfolio links · OG image previews for Meta platforms (IG, Threads, WhatsApp) · Canonical URL set to aws.amrhnshh.com · Switched to static OG/Twitter PNG images · Renamed project to aws-saa-study · Cloudflare Pages integration and deployment config · Layout and spacing improvements across all pages
7
May 19, 2026
2 wk agoAbout page with GitHub and portfolio links · OG image previews for Meta platforms (IG, Threads, WhatsApp) · Canonical URL set to aws.amrhnshh.com · Switched to static OG/Twitter PNG images · Renamed project to aws-saa-study · Cloudflare Pages integration and deployment config · Layout and spacing improvements across all pages
- featAbout page with GitHub and portfolio links
- fixOG image previews for Meta platforms (IG, Threads, WhatsApp)
- fixCanonical URL set to aws.amrhnshh.com
- choreSwitched to static OG/Twitter PNG images
- refactorRenamed project to aws-saa-study
- featCloudflare Pages integration and deployment config
- refactorLayout and spacing improvements across all pages
May 18, 2026
2 wk agoBookmark feature — save and persist AWS service cards
1
May 18, 2026
2 wk agoBookmark feature — save and persist AWS service cards
- featBookmark feature — save and persist AWS service cards
May 17, 2026
2 wk agoSiteFooter component added across all pages · Extra common networking patterns section
2
May 17, 2026
2 wk agoSiteFooter component added across all pages · Extra common networking patterns section
- featSiteFooter component added across all pages
- featExtra common networking patterns section
May 11, 2026
3 wk agoVPC page: RFC 1918 private ranges, prefix-bit breakdown, network/host division · Glossary: octet tooltip wired into GlossaryText component · Removed 2 duplicate practice questions · ESLint 10 compat — pinned react version in config · Regenerated bun.lock to fix CI frozen-lockfile failure
5
May 11, 2026
3 wk agoVPC page: RFC 1918 private ranges, prefix-bit breakdown, network/host division · Glossary: octet tooltip wired into GlossaryText component · Removed 2 duplicate practice questions · ESLint 10 compat — pinned react version in config · Regenerated bun.lock to fix CI frozen-lockfile failure
- featVPC page: RFC 1918 private ranges, prefix-bit breakdown, network/host division
- featGlossary: octet tooltip wired into GlossaryText component
- fixRemoved 2 duplicate practice questions
- fixESLint 10 compat — pinned react version in config
- choreRegenerated bun.lock to fix CI frozen-lockfile failure